CN109481817B - Carbon dioxide absorbing tank - Google Patents
Carbon dioxide absorbing tank Download PDFInfo
- Publication number
- CN109481817B CN109481817B CN201811548926.9A CN201811548926A CN109481817B CN 109481817 B CN109481817 B CN 109481817B CN 201811548926 A CN201811548926 A CN 201811548926A CN 109481817 B CN109481817 B CN 109481817B
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- Prior art keywords
- carbon dioxide
- spiral
- shell
- air inlet
- air outlet
- Prior art date
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- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 title claims abstract description 132
- 229910002092 carbon dioxide Inorganic materials 0.000 title claims abstract description 66
- 239000001569 carbon dioxide Substances 0.000 title claims abstract description 66
- 239000002775 capsule Substances 0.000 claims abstract description 26
- 230000002745 absorbent Effects 0.000 claims abstract description 25
- 239000002250 absorbent Substances 0.000 claims abstract description 25
- 206010002091 Anaesthesia Diseases 0.000 claims abstract description 17
- 230000037005 anaesthesia Effects 0.000 claims abstract description 17
- 238000010521 absorption reaction Methods 0.000 claims abstract description 9
- 238000007789 sealing Methods 0.000 claims description 9
- 230000007704 transition Effects 0.000 claims description 8
- 239000006096 absorbing agent Substances 0.000 claims description 7
- 239000011148 porous material Substances 0.000 claims description 7
- 230000003044 adaptive effect Effects 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000005399 mechanical ventilation Methods 0.000 abstract description 6
- 238000003912 environmental pollution Methods 0.000 abstract description 4
- 230000036541 health Effects 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 10
- 239000000843 powder Substances 0.000 description 5
- 230000029058 respiratory gaseous exchange Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 108010066278 cabin-4 Proteins 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000001949 anaesthesia Methods 0.000 description 1
- 239000003994 anesthetic gas Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000000383 hazardous chemical Substances 0.000 description 1
- 231100000206 health hazard Toxicity 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000000241 respiratory effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/22—Carbon dioxide-absorbing devices ; Other means for removing carbon dioxide
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/0003—Accessories therefor, e.g. sensors, vibrators, negative pressure
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/01—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes specially adapted for anaesthetising
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2202/00—Special media to be introduced, removed or treated
- A61M2202/02—Gases
- A61M2202/0241—Anaesthetics; Analgesics
Landscapes
- Health & Medical Sciences (AREA)
- Anesthesiology (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Pulmonology (AREA)
- Biomedical Technology (AREA)
- Emergency Medicine (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
- Gas Separation By Absorption (AREA)
Abstract
The invention relates to a carbon dioxide absorption tank, which comprises a shell, and an air inlet and an air outlet which are positioned on the shell; a diaphragm cabin is arranged in the shell, the inner cavity space of the shell is divided into an independent vertical cavity through the diaphragm cabin, and the vertical cavity is used for filling a carbon dioxide absorbent; at least one group of flow holes are formed in the bottom of the diaphragm capsule, and the shell comprises a cylinder body with an opening at the upper end and an opening at the lower end; the upper end opening of the cylinder body is hermetically sealed and provided with an upper cover, and the lower end opening of the cylinder body is hermetically sealed and provided with a lower cover; the air inlet is arranged in the center of the upper cover, the air inlet is correspondingly communicated with the diaphragm capsule, and exhaled air enters from the upper end of the diaphragm capsule and enters into the vertical cavity through the circulation hole; the invention has the advantages of simple and compact structure, lower cost, simple and convenient assembly and convenient use, can reduce environmental pollution, avoid affecting the health of anesthesiologists and patients, and increase the safety of the anesthesia machine when implementing mechanical ventilation.
Description
Technical Field
The invention belongs to the technical field of medical appliances, and particularly relates to a carbon dioxide absorption tank.
Background
At present, the mechanical ventilation of the anesthesia machine adopts a restricted circulation mode, and the expired air (the mixed gas containing carbon dioxide, mainly oxygen or the anesthetic gas) in the breathing pipeline of the anesthesia machine is absorbed by a carbon dioxide absorption tank and then enters a breathing circuit again for use. The carbon dioxide absorber acts on the principle that the carbon dioxide absorber filled in the carbon dioxide absorber reacts with carbon dioxide to absorb the carbon dioxide.
The carbon dioxide absorbing tanks used in the prior anesthesia machine are repeatedly used, and have the following defects: 1) Carbon dioxide is a powder alkaline substance, and alkaline powder is often caused to enter a respiratory circuit in use, so that the patient is not benefited; 2) The carbon dioxide absorbent needs to be replaced after being invalid, and alkaline dust is raised during replacement, which is not beneficial to anesthesiologists; 3) The carbon dioxide absorbent is invalid when the anesthesia machine is used, mechanical ventilation is required to be interrupted, and the carbon dioxide absorbent is replaced, so that the anesthesia machine is unfavorable for patients; 4) The carbon dioxide powder is filled in the large tank to easily form a short-circuit effect, the expired gas escapes from the gap of the loose part with smaller resistance, the carbon dioxide powder at other parts is not used yet, but the carbon dioxide absorbing tank is failed, the whole tank of carbon dioxide powder is required to be replaced, the service time is shortened, the waste is caused, and the environment is polluted.
In view of the above, improvements are needed.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides the carbon dioxide absorbing tank which has the advantages of simple structure, convenient use, capability of reducing environmental pollution, avoiding hidden health hazards to anesthesiologists and patients and increasing the safety of the anesthesia machine in mechanical ventilation.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows: a carbon dioxide absorbing tank, comprising a shell, an air inlet and an air outlet which are positioned on the shell; a diaphragm cabin is arranged in the shell, the inner cavity space of the shell is divided into an independent vertical cavity through the diaphragm cabin, and the vertical cavity is used for filling a carbon dioxide absorbent; at least one group of flow holes are formed in the bottom of the diaphragm capsule, and the shell comprises a cylinder body with an opening at the upper end and an opening at the lower end; the upper end opening of the cylinder body is hermetically sealed and provided with an upper cover, and the lower end opening of the cylinder body is hermetically sealed and provided with a lower cover; the air inlet is arranged at the center of the upper cover, the air inlet is correspondingly communicated with the diaphragm capsule, exhaled air enters from the upper end of the diaphragm capsule and enters into the vertical cavity through the circulation hole, the air outlet is arranged at the eccentric position of the upper cover, and the air outlet is correspondingly communicated with the vertical cavity.
As a preferable scheme of the invention, at least one spiral plate is arranged between the peripheral wall of the diaphragm capsule and the inner wall of the cylinder in a sealing way; the spiral plate is positioned in the vertical cavity; a spiral channel is formed among the diaphragm capsule, the cylinder, the upper cover, the lower cover and the spiral plate; the carbon dioxide absorbent is located within the spiral channel.
As a preferable scheme of the invention, the upper end of the spiral channel is communicated with the air outlet, and the lower end of the spiral channel is communicated with the circulation hole.
As a preferable scheme of the invention, two spiral plates are symmetrically arranged in the vertical cavity in a staggered manner, so that two spiral channels are formed, two groups of flow holes are correspondingly arranged, and the flow holes are symmetrically arranged on the diaphragm capsule and are respectively positioned on two sides of the two spiral plates and correspond to the positions of the two spiral channels.
As a preferable scheme of the invention, the connection part of the spiral plate close to the inner wall of the cylinder body is in arc transition.
As a preferable scheme of the invention, the height of the intersection of the two spiral plates is H, and the inner diameter of the cylinder body is L; wherein the height H is 1/2 of the inner diameter L.
As a preferable scheme of the invention, the air inlet is provided with the air inlet filter screen with the shape being matched, the air outlet is provided with the air outlet filter screen with the shape being matched, and micropores of the air inlet filter screen and the air outlet filter screen can block and filter the carbon dioxide absorbent and enable the air to smoothly circulate.
As a preferable scheme of the invention, the air inlet filter screen and the air outlet filter screen are both PP pore plates, and the pore diameter of micropores on the PP pore plates is not more than 0.5mm.
As a preferable mode of the invention, the bottom of the lower cover is provided with a holding handle.
As a preferable scheme of the invention, the upper part of the shell is provided with a connecting sleeve, the outer wall of the connecting sleeve is in arc transition with the shell, and the inner wall or the outer wall of the connecting sleeve is provided with threads matched with a bayonet of a carbon dioxide absorbing tank of the anesthesia machine.
The beneficial effects of the invention are as follows:
1. the invention has simple and compact structure, lower cost, simple and convenient assembly and convenient use, can reduce environmental pollution, avoid affecting the health of anesthesiologists and patients, and increase the safety of the anesthesia machine when implementing mechanical ventilation;
2. the spiral channel structure formed by the spiral plates is adopted to guide the air flow, so that the space utilization rate of the inside of the carbon dioxide absorbing tank is greatly improved, the distance, time and contact area of the air passing through the carbon dioxide absorbent are increased, and meanwhile, the whole volume of the device is reduced, so that the device is suitable for various occasions;
3. the height of the intersection of two spiral plates in the spiral channel is H, and the inner diameter of the cylinder body is L; the height H is 1/2 of the inner diameter L, and by adopting the technical scheme, when the air flow circulates downwards from top to bottom in the vertical cavity, the air flow can smoothly pass through the carbon dioxide absorbent through the spiral plate inside the device by generating air pressure difference at the upper end and the lower end of the vertical cavity, and carbon dioxide in the exhaled air of a patient is absorbed by the carbon dioxide absorbent in the circulation process, so that the air is fully decomposed.
Drawings
FIG. 1 is a schematic structural diagram of embodiment 1 of the present invention;
FIG. 2 is a top view of embodiment 1 of the present invention;
FIG. 3 is a cross-sectional view A-A of example 1 of the present invention;
FIG. 4 is a schematic view of a spiral plate structure according to embodiment 1 of the present invention;
FIG. 5 is a schematic structural diagram of embodiment 2 of the present invention;
FIG. 6 is a side view of embodiment 2 of the present invention;
FIG. 7 is a B-B sectional view of example 2 of the present invention;
reference numerals in the drawings: the device comprises a shell 1, an air inlet 2, an air outlet 3, a diaphragm capsule 4, a vertical cavity 5, a flow hole 6, an upper cover 7, a lower cover 8, an arc transition 9, a cylinder 10, a spiral plate 11, spiral channels 12, H13 and L14, an air inlet filter screen 15, an air outlet filter screen 16, a holding handle 17, a connecting sleeve 18 and threads 19.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Example 1: as shown in fig. 1-4, a carbon dioxide absorbing tank comprises a shell 1, and an air inlet 2 and an air outlet 3 which are positioned on the shell 1; a diaphragm cabin 4 is arranged in the shell 1, the inner cavity space of the shell 1 is divided into an independent vertical cavity 5 through the diaphragm cabin 4, and the vertical cavity 5 is used for filling a carbon dioxide absorbent; at least one group of flow holes 6 are arranged at the bottom of the diaphragm capsule 4, and the shell 1 comprises a cylinder body 10 with an upper end and a lower end which are open; the upper end opening of the cylinder body 10 is hermetically sealed and assembled with an upper cover 7, and the lower end opening of the cylinder body 10 is hermetically sealed and assembled with a lower cover 8; the air inlet 2 is arranged in the center of the upper cover 7, the air inlet 2 is correspondingly communicated with the diaphragm capsule 4, exhaled air enters from the upper end of the diaphragm capsule 4 and enters the vertical cavity 5 through the flow hole 6, the air outlet 3 is arranged at the eccentric position of the upper cover 2, and the air outlet 3 is correspondingly communicated with the vertical cavity; the invention has the advantages of simple and compact structure, lower cost, simple and convenient assembly and convenient use, can reduce environmental pollution, avoid affecting the health of anesthesiologists and patients, and increase the safety of the anesthesia machine when implementing mechanical ventilation.
In this embodiment 1, the air inlet 2 is provided with a circular air inlet filter screen 15 (shown in fig. 2) with an adaptive shape, the air outlet 3 is provided with a fan-shaped air outlet filter screen 16 (shown in fig. 2) with an adaptive shape, and micropores of the air inlet filter screen 15 and the air outlet filter screen 16 can block and filter the carbon dioxide absorbent and allow the air to smoothly circulate, so that carbon dioxide absorbent dust can be prevented from entering the breathing circuit along with the air flow. In this embodiment 1, the air inlet filter 15 and the air outlet filter 16 are PP hole plates, and the pore diameters of the micropores on the PP hole plates are not more than 0.5mm.
At least one spiral plate 11 is arranged between the peripheral wall of the diaphragm capsule 4 and the inner wall of the cylinder 10 in a sealing way; the spiral plate 11 is positioned in the vertical chamber 5; a spiral channel 12 is formed among the diaphragm capsule 4, the cylinder 10, the upper cover 7, the lower cover 8 and the spiral plate 11; the carbon dioxide absorbent is located within the spiral channel 12; by adopting the spiral channel structure formed by the spiral plates, the air flow is guided, the space utilization rate of the inside of the carbon dioxide absorbing tank is greatly improved, the distance, time and contact area of the air passing through the carbon dioxide absorbing agent are increased, and meanwhile, the whole volume of the device is reduced, so that the device is suitable for various occasions.
The upper end of the spiral channel 12 is communicated with the air outlet 3, and the lower end of the spiral channel 12 is communicated with the flow hole 6; the exhaled gas (carbon dioxide) from the patient enters the inlet tube from the patient's exhaled gas inlet, and as it passes through the spiral channel 12, increases the path, time and contact area of the gas through the carbon dioxide absorbent, while reducing the overall volume of the device.
The two spiral plates 11 are symmetrically arranged in the vertical cavity 5 in a staggered manner, so that two spiral channels 12 are formed, two groups of flow holes 6 are correspondingly arranged, and are symmetrically arranged on the diaphragm capsule 4, and are respectively positioned at two sides of the two spiral plates 11 and correspond to the positions of the two spiral channels 12; in this embodiment 1, the double spiral channel 12 is adopted, so that when the air flow circulates from top to bottom in the vertical cavity, the air flow can pass through the spiral plate inside the device smoothly through the carbon dioxide absorbent by generating air pressure difference at the upper end and the lower end of the vertical cavity,
the spiral plate 11 is close to the junction of the inner wall of the cylinder 10 and is in arc transition 9, so that a spiral channel 12 for placing the carbon dioxide absorbent does not generate dead angles, the comprehensive performance of the carbon dioxide absorbing tank is improved, the economic efficiency is high, the cost is saved, and the stress concentration at the tip of the spiral plate 11 can be prevented.
The height of the intersection of the two spiral plates 11 is H13, and the inner diameter of the cylinder 10 is L14; wherein the height H13 is 1/2 of the inner diameter L14; the height H is 1/2 of the inner diameter L, and by adopting the technical scheme, when the air flow circulates downwards from top to bottom in the vertical cavity, the air flow can smoothly pass through the carbon dioxide absorbent through the spiral plate inside the device by generating air pressure difference at the upper end and the lower end of the vertical cavity, and carbon dioxide in the exhaled air of a patient is absorbed by the carbon dioxide absorbent in the circulation process, so that the air is fully decomposed.
The upper part of the shell 1 is provided with a connecting sleeve 18, the outer wall of the connecting sleeve 18 is in circular arc transition with the shell 1, and the inner wall of the connecting sleeve 18 is provided with threads 19 matched with the bayonet of the carbon dioxide absorbing tank of the anesthesia machine; the sealing and communicating effects are achieved through matched threads 19 and soft cushion sealing rings arranged on the inner ring of the contact surface.
When the device is specifically installed and used, a carbon dioxide absorbent is filled in a carbon dioxide absorption tank, then the absorption tank is installed at a corresponding position of an anesthesia machine, an air inlet 2 of the carbon dioxide absorption tank is communicated with an air inlet of a patient exhaling air of the anesthesia machine in a sealing way through an air inlet pipe, and an air outlet 3 of the carbon dioxide absorption tank is communicated with a treated air outlet of the anesthesia machine in a sealing way through an air outlet pipe; the expired gas (containing carbon dioxide) of the patient enters the air inlet pipe from the expired gas inlet of the patient, firstly enters the diaphragm capsule 4 containing the carbon dioxide absorbent from the air inlet pipe through the air inlet 2, circulates downwards in the diaphragm capsule 4, then enters the side vertical cavity 5 from the circulation hole 6 on the side wall of the lower part of the diaphragm capsule 4, circulates upwards in the vertical cavity 5 from bottom to top, carbon dioxide in the expired gas of the patient is absorbed by the carbon dioxide absorbent in the circulation process, the rest reusable gas is discharged from the air outlet 3, and enters the breathing circuit again from the air outlet pipe through the treated gas outlet of the anaesthesia machine to be recycled.
Example 2: in this embodiment, as shown in fig. 5-7, in order to facilitate the disassembly and assembly of the carbon dioxide absorbing tank, the bottom of the lower cover 8 is provided with a grip handle 17, the upper portion of the housing 1 is provided with a connecting sleeve 18, the outer wall of the connecting sleeve 18 is provided with threads 19 matched with the bayonet of the carbon dioxide absorbing tank of the anesthesia machine, and the sealing and communicating effects are achieved through the matched threads 19 and a soft cushion sealing ring arranged on the outer ring of the contact surface.
Other contents of this embodiment are the same as those of embodiment 1.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention; thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Although the reference numerals in the figures are used more herein: the terms of the shell 1, the air inlet 2, the air outlet 3, the diaphragm capsule 4, the vertical cavity 5, the flow hole 6, the upper cover 7, the lower cover 8, the arc transition 9, the cylinder 10, the spiral plate 11, the spiral channels 12, H13 and L14, the air inlet filter screen 15, the air outlet filter screen 16, the holding handle 17, the connecting sleeve 18 and the screw thread 19 are not excluded. These terms are used merely for convenience in describing and explaining the nature of the invention; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present invention.
Claims (4)
1. A carbon dioxide absorption tank, characterized in that: comprises a shell (1), an air inlet (2) and an air outlet (3) which are positioned on the shell (1); a diaphragm cabin (4) is arranged in the shell (1), the inner cavity space of the shell (1) is divided into an independent vertical cavity (5) through the diaphragm cabin (4), and the vertical cavity (5) is used for filling a carbon dioxide absorbent; at least one group of flow holes (6) are arranged at the bottom of the diaphragm capsule (4), and the shell (1) comprises a cylinder body (10) with an opening at the upper end and the lower end; an upper cover (7) is hermetically sealed at the upper end opening of the cylinder body (10), and a lower cover (8) is hermetically sealed at the lower end opening of the cylinder body (10); the air inlet (2) is arranged in the center of the upper cover (7), the air inlet (2) is correspondingly communicated with the diaphragm capsule (4), exhaled air enters from the upper end of the diaphragm capsule (4) and enters the vertical cavity (5) through the flow hole (6), the air outlet (3) is arranged at the eccentric position of the upper cover (2), and the air outlet (3) is correspondingly communicated with the vertical cavity; at least one spiral plate (11) is arranged between the peripheral wall of the diaphragm capsule (4) and the inner wall of the cylinder body (10) in a sealing way; the spiral plate (11) is positioned in the vertical cavity (5); a spiral channel (12) is formed among the diaphragm capsule (4), the cylinder (10), the upper cover (7), the lower cover (8) and the spiral plate (11); the carbon dioxide absorbent is positioned in the spiral channel (12); the upper end of the spiral channel (12) is communicated with the air outlet (3), and the lower end of the spiral channel (12) is communicated with the circulation hole (6); the two spiral plates (11) are symmetrically arranged in the vertical cavity (5) in a staggered manner, so that two spiral channels (12) are formed, two groups of flow holes (6) are correspondingly arranged, and are symmetrically arranged on the diaphragm capsule (4) and are respectively positioned at two sides of the two spiral plates (11) and correspond to the positions of the two spiral channels (12); the connection part of the spiral plate (11) close to the inner wall of the cylinder body (10) is an arc transition (9); the height of the intersection of the two spiral plates (11) is H (13), and the inner diameter of the cylinder (10) is L (14); wherein the height H (13) is 1/2 of the inner diameter L (14); the air inlet (2) is provided with an air inlet filter screen (15) with an adaptive shape, the air outlet (3) is provided with a fan-shaped air outlet filter screen (16) with an adaptive shape, and micropores of the air inlet filter screen (15) and the air outlet filter screen (16) can block and filter carbon dioxide absorbent and enable air to smoothly circulate.
2. A carbon dioxide absorber according to claim 1, wherein: the air inlet filter screen (15) and the air outlet filter screen (16) are both PP pore plates, and the pore diameter of micropores on the PP pore plates is not more than 0.5mm.
3. A carbon dioxide absorber according to claim 1, wherein: the bottom of the lower cover (8) is provided with a holding handle (17).
4. A carbon dioxide absorber according to claim 1, wherein: the upper portion of casing (1) is provided with connecting sleeve (18), and connecting sleeve (18) outer wall and casing (1) circular arc transition, connecting sleeve (18) inner wall or outer wall are provided with screw thread (19) with anesthesia machine carbon dioxide absorption jar bayonet socket matching.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811548926.9A CN109481817B (en) | 2018-12-18 | 2018-12-18 | Carbon dioxide absorbing tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811548926.9A CN109481817B (en) | 2018-12-18 | 2018-12-18 | Carbon dioxide absorbing tank |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109481817A CN109481817A (en) | 2019-03-19 |
| CN109481817B true CN109481817B (en) | 2024-03-19 |
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ID=65710792
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811548926.9A Active CN109481817B (en) | 2018-12-18 | 2018-12-18 | Carbon dioxide absorbing tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109481817B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114681741B (en) * | 2020-12-31 | 2024-01-16 | 上海德尔格医疗器械有限公司 | Carbon dioxide absorbing tank and anesthesia machine |
| CN112807541A (en) * | 2021-02-24 | 2021-05-18 | 常州固立高端装备创新中心有限公司 | Carbon dioxide absorbing device |
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| FR885283A (en) * | 1940-05-14 | 1943-09-09 | Method, means and apparatus for increasing the duration of contact and the contact surface between a gas or a vapor and a liquid for the purposes of physical treatments | |
| US5284160A (en) * | 1991-11-13 | 1994-02-08 | Dryden Gale E | Consolidated anesthesia circuit |
| US5972081A (en) * | 1998-03-17 | 1999-10-26 | Selby; Theodore W. | Negligible pressure drop absorber |
| CN101658768A (en) * | 2009-09-24 | 2010-03-03 | 郝宏伟 | Fluid refining device |
| CN104740744A (en) * | 2015-04-02 | 2015-07-01 | 无锡市人民医院 | Spiral blade type carbon dioxide adsorption tank |
| CN104766644A (en) * | 2015-04-01 | 2015-07-08 | 华北电力大学 | Device and method for removing particles in nuclear reactor coolant |
| CN105944214A (en) * | 2016-06-08 | 2016-09-21 | 高宏 | Conversion connector for carbon dioxide absorbent canister |
| CN206424754U (en) * | 2017-01-22 | 2017-08-22 | 连云港恒贸化工有限公司 | Ammoniacal liquor tail gas absorption processing unit |
| CN211132587U (en) * | 2018-12-18 | 2020-07-31 | 杭州山友医疗器械有限公司 | Carbon dioxide absorption tank |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB0228074D0 (en) * | 2002-12-02 | 2003-01-08 | Molecular Products Ltd | Carbon dioxide absorption |
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2018
- 2018-12-18 CN CN201811548926.9A patent/CN109481817B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR885283A (en) * | 1940-05-14 | 1943-09-09 | Method, means and apparatus for increasing the duration of contact and the contact surface between a gas or a vapor and a liquid for the purposes of physical treatments | |
| US5284160A (en) * | 1991-11-13 | 1994-02-08 | Dryden Gale E | Consolidated anesthesia circuit |
| US5972081A (en) * | 1998-03-17 | 1999-10-26 | Selby; Theodore W. | Negligible pressure drop absorber |
| CN101658768A (en) * | 2009-09-24 | 2010-03-03 | 郝宏伟 | Fluid refining device |
| CN104766644A (en) * | 2015-04-01 | 2015-07-08 | 华北电力大学 | Device and method for removing particles in nuclear reactor coolant |
| CN104740744A (en) * | 2015-04-02 | 2015-07-01 | 无锡市人民医院 | Spiral blade type carbon dioxide adsorption tank |
| CN105944214A (en) * | 2016-06-08 | 2016-09-21 | 高宏 | Conversion connector for carbon dioxide absorbent canister |
| CN206424754U (en) * | 2017-01-22 | 2017-08-22 | 连云港恒贸化工有限公司 | Ammoniacal liquor tail gas absorption processing unit |
| CN211132587U (en) * | 2018-12-18 | 2020-07-31 | 杭州山友医疗器械有限公司 | Carbon dioxide absorption tank |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109481817A (en) | 2019-03-19 |
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